66291480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61381}}^1$

素因数の和:61401

約数の個数: 64

約数和(自身を含む): 220975200

約数和(自身を除く): 154683720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 61381, 122762, 184143, 245524, 306905, 368286, 491048, 552429, 613810, 736572, 920715, 1104858, 1227620, 1473144, 1657287, 1841430, 2209716, 2455240, 2762145, 3314574, 3682860, 4419432, 5524290, 6629148, 7365720, 8286435, 11048580, 13258296, 16572870, 22097160, 33145740, 66291480]

約数ペア:

[(1, 66291480), (2, 33145740), (3, 22097160), (4, 16572870), (5, 13258296), (6, 11048580), (8, 8286435), (9, 7365720), (10, 6629148), (12, 5524290), (15, 4419432), (18, 3682860), (20, 3314574), (24, 2762145), (27, 2455240), (30, 2209716), (36, 1841430), (40, 1657287), (45, 1473144), (54, 1227620), (60, 1104858), (72, 920715), (90, 736572), (108, 613810), (120, 552429), (135, 491048), (180, 368286), (216, 306905), (270, 245524), (360, 184143), (540, 122762), (1080, 61381)]